The Combined Nomenclature (CN), v1:2019
2910 90 00: Epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulphonated, nitrated or nitrosated
https://www.dst.dk/en/Statistik/dokumentation/nomenklaturer/kn?id=f5446a47-febf-4bd1-98b9-8e347fa96472